A manufacturer makes regular and thermal efficient windows. The regular windows cost $75 each and the thermal efficient cost $140 each. The production capacity is 135 windows per day and the costs are to be held to $15,000 per day. Write this information as a system of inequalities.
What will be an ideal response?
no. of regular windows, 
no. of efficient windows
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The parametric equations of four curves are given. Graph each of them, indicating the orientation.C1: x = 7 sin t, y = 7 - 7 cos2 t; 
? t ? 
C2: x = ln t, y = ln t2; e-4 ? t ? e3C3: x = t2 - 8, y = t - 3; -4 ? t ? 4C4: x = t - 5, y = t + 2; -4 ? t ? 7
What will be an ideal response?
Find the exact value of the trigonometric expression without the use of a calculator.sin 20° cos 40° + cos 20° sin 40°
A. 
B. 
C. 
D. 
Factor completely, or state that the polynomial is prime.100x2 - 140x + 49 - 9y2
A. (10x - 7 + 3y)(10x - 7 - 3y) B. (10x + 7 + 3y)(10x - 7 - 3y) C. (10x + 7 + 3y)(10x + 7 - 3y) D. prime
Determine whether there is a maximum or minimum value for the given function, and find that value.f(x) = x2 - 12x + 46
A. Maximum: -10 B. Minimum: 10 C. Minimum: 0 D. Maximum: 6